• Pont du Gard – Provence, France

    Pont du Gard (Bridge over the Gard River) is a monumental bridge-aqueduct built by the Romans during the first century and is part of the UNESCO World Heritage. It was part of a 30-mile long aqueduct with a remarkable constant slope of 15 inches per mile. The bridge was built without mortar and with … [Continue Reading]

    Pont du Gard – Provence, France
  • Arc de Triomphe, Paris, France

    Built by Napoleon the First to commemorate his victories, this monument was completed by King Louis-Philippe. This French landmark went through extensive restoration and maintenance using Saint Astier Natural Hydraulic Limes. … [Continue Reading]

    Arc de Triomphe, Paris, France
  • Fire Station #44, San Francisco, California

    NHL 3.5 was used for repointing the brickwork on Fire Station #44 in San Francisco, California. Repointing Work and photos by Thameside Masonry … [Continue Reading]

    Fire Station #44, San Francisco, California
  • Carmel Mission – Carmel, California

    First built in 1771, the Carmel mission is in the midst of its third renovation. In need of some serious repair due to damage from previous restorations where cement was used, NHL 2, 3.5, and 5 was used. In particular, the dome needed some special attention requiring some lime injection and use of … [Continue Reading]

    Carmel Mission – Carmel, California
  • Masada National Park, Israel

    President Clinton lends a hand and some curiosity to Masada restoration effort During his tenure as President of the United States, President Clinton visited Masada National Park and became fascinated by the ongoing restoration efforts there - one of the most prominent sites of Israel's National … [Continue Reading]

    Masada National Park, Israel

St. Astier Natural Hydraulic Lime

Natural Hydraulic Lime (NHL) has been produced in Saint Astier since 30 BC and produced on an industrial scale since 1851. This time-honored product is enjoying a modern comeback due to its performance and beauty. Not only is natural hydraulic lime an important material in historical preservation and restoration of many buildings worldwide, St. Astier Natural Hydraulic Lime is also the safest and most natural green building product in the construction industry today.

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Award Winning Project:

Private Residence, Sonoma

Sonoma County Strawbale House Receives Award from Green Builder® Media

A Sonoma County strawbale home won a 2013 Green Builder® Media Green Home of the Year award. The home was recognized in the Best Exterior Integration category. This LEED Platinum home features Saint-Astier Natural Hydraulic Lime over a strawbale structure. The farmhouse sits on a 32-acre site that includes covered walkways, gardens, and gabled structures. Additionally, there […]